<?php  //$Id: edit_form.php,v 1.2.2.4 2008/03/10 10:11:15 nicolasconnault Exp $

///////////////////////////////////////////////////////////////////////////
//																	   //
// NOTICE OF COPYRIGHT												   //
//																	   //
// Moodle - Modular Object-Oriented Dynamic Learning Environment		 //
//		  http://moodle.com											//
//																	   //
// Copyright (C) 1999 onwards  Martin Dougiamas  http://moodle.com	   //
//																	   //
// This program is free software; you can redistribute it and/or modify  //
// it under the terms of the GNU General Public License as published by  //
// the Free Software Foundation; either version 2 of the License, or	 //
// (at your option) any later version.								   //
//																	   //
// This program is distributed in the hope that it will be useful,	   //
// but WITHOUT ANY WARRANTY; without even the implied warranty of		//
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the		 //
// GNU General Public License for more details:						  //
//																	   //
//		  http://www.gnu.org/copyleft/gpl.html						 //
//																	   //
///////////////////////////////////////////////////////////////////////////

require_once $CFG->libdir.'/formslib.php';

class edit_letter_form extends moodleform {

	function definition() {
		$mform =& $this->_form;
		$num   = $this->_customdata['num'];
		$admin = $this->_customdata['admin'];

		$mform->addElement('header', 'gradeletters', get_string('gradeletters', 'grades'));
		
		// Only show "override site defaults" checkbox if editing the course grade letters
		if (!$admin) {
			$mform->addElement('checkbox', 'override', get_string('overridesitedefaultgradedisplaytype', 'grades'));
			$mform->setHelpButton('override', array('overridesitedefaultgradedisplaytype', get_string('overridesitedefaultgradedisplaytype', 'grades'), 'grade'));
		}

		$gradeletterhelp   = get_string('configgradeletter', 'grades');
		$gradeboundaryhelp = get_string('configgradeboundary', 'grades');
		$gradeletter	   = get_string('gradeletter', 'grades');
		$gradeboundary	 = get_string('gradeboundary', 'grades');

		$percentages = array(-1 => get_string('unused', 'grades'));
		for ($i=100; $i > -1; $i--) {
			$percentages[$i] = "$i %";
		}

		for($i=1; $i<$num+1; $i++) {
			$gradelettername = 'gradeletter'.$i;
			$gradeboundaryname = 'gradeboundary'.$i;

			$mform->addElement('text', $gradelettername, $gradeletter." $i");
			if ($i == 1) {
				$mform->setHelpButton($gradelettername, array('gradeletter', get_string('gradeletter', 'grades'), 'grade'));
			}
			$mform->setType($gradelettername, PARAM_TEXT);
			
			if (!$admin) {
				$mform->disabledIf($gradelettername, 'override', 'notchecked');
				$mform->disabledIf($gradelettername, $gradeboundaryname, 'eq', -1);
			}

			$mform->addElement('select', $gradeboundaryname, $gradeboundary." $i", $percentages);
			if ($i == 1) {
				$mform->setHelpButton($gradeboundaryname, array('gradeboundary', get_string('gradeboundary', 'grades'), 'grade'));
			}
			$mform->setDefault($gradeboundaryname, -1);
			$mform->setType($gradeboundaryname, PARAM_INT);
			
			if (!$admin) {
				$mform->disabledIf($gradeboundaryname, 'override', 'notchecked');
			}
		}

		// hidden params
		$mform->addElement('hidden', 'id');
		$mform->setType('id', PARAM_INT);

//-------------------------------------------------------------------------------
		// buttons
		$this->add_action_buttons(!$admin);
	}

}

?>
